Granted Patent
Utility
US 4,320,183 · App. 06/232,576
Grid for batteries
Inventor:
Nawaz M. Qureshi
Patented Case
View Patent ↗
Granted: Mar 16, 1982
Filed: Feb 9, 1981
Inventor
Nawaz M. Qureshi
Assignee (at issue)
Exide Corporation
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.